ML20032C608
| ML20032C608 | |
| Person / Time | |
|---|---|
| Issue date: | 08/06/1981 |
| From: | Mullauer J, Sreniawski D NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| To: | |
| Shared Package | |
| ML20032C604 | List: |
| References | |
| NUDOCS 8111100642 | |
| Download: ML20032C608 (4) | |
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U.S. NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AND ENFORCEMENT REGION III Report No. 81-01 Texas State License No. 11-7 ~6 Licensee: Graver Soutilwest Div. of Aerojet-General Corporation P.O. Box 1764 Houston, Texas 77001 Facility Name: The Dow Chemical Company Midland, Michigan 48640 Inspection Conducted: June 25, 1981 h (4 Q Inspector:
J. R. Mu11auer U8
<rr Radiation Specialib
.]
Approved Py:
D. J. Sreniawski, Chief b(!6/0/
Materials Radiation Protect on Section 2 Inspection Summary Inspection on June 25, 1981 (Report No.81-011 Areas Inspected: Routine, unannounced inspection of licensee audits; training, radiation protection procedures; equipment and facilities; re-ceipt and transfer; personnel radiation protection, external and internai, shipping incidents; notifications and reports; inspection and maintenance of equipment; inventory of byproduct material. The inspection involved six inspector-hours onsite by one NRC inspector.
Results: Of the eleven areas inspected, no items of noncompliance were identified.
8111100642 011103 PDR STPRG ESGTXPDR
6 DETAILS Persons Contacted Graver Tank:
1
- Gary Bucek, Operatioss Superintendent
- Bob Busch, Operations assistant
- Frank Breeden, Radiographer Level 2
- Mary Busch, Assistant Radiographer Level 1 Dow Chemical Company:
- Tracy Parsons, Health Physicist Charles Vaughn, Industrial Hygienist
- Denotes those present during the exit interview.
1.
Licensee Audit The inspector questioned the licensee about their internal audit procedures. A licensee representative stated that Sam Wright (Radiation Safety Officer) conducts internal audits during frequent visits from Houston. No record of such audits are maintained at the temporary job site.
2.
Training The inspector examined records of training provid i by the licensee.
Copies of tests and the results were available for Mary Busch and Frank Breeden. Both had certificates from NDT; Level I radiographer for Mary Busch and Level 2 radiographer for Frank Breeden. Copics of training records for Gary Bucek were not available for review; however, a licensee representative stated that Gary is not involved in radiographic work.
Bob Busch completed a course in Radiation Safety presented by Radiation Consultants, Houston, Texas; records of this training were not available for review.
3.
Radiation Protection Procedures The inspector observed the radiography of a weld joint of a storage tank. The boundaries of the restricted areas were properly posted.
The inspector surveyco the boundaries with the source in the exposed position and found radiation levels to be less tean 2 mR/hr. The radiographer and assistant radiographer were properly monitored with film badges and 0-200 mr dosimeters. The inspector observed survey procedures during the operations. Two survey meters were noted at the site of operations. The radiographer and assistant radiographer used these to continuously monitor areas of interest.
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Equipment and Facilities The radiographic operations are performed inside of four new storage tanks being built at Dow Chemical Company. A 100 curie (January 28, 1981) Ir-192 Model A1A, Serial Number 127011 and a 100 curie (May 22, 1981) Ir-192 Model RG-13, Serial Number 4921 sources were used. The Model AIA source was used on the day of inspection. The exposure time was approximately 2.5 minutes. The camera used by Gamma Industries had Serial Number 27011. The radiation areas wert. demarcated by rope and properly posted. The 0-200 mr dosimeters were checked for ex-posure three times a day.
Both survey meters were last calibrated on April 6, 1981.
5.
Receipt and Transfer No records of receipt and transfer are maintained at the temporary job site. These records are maintained at the main office in Jouston.
6.
Personnel Radiation Protection - External The licensee used the film badge service provided by the State of Texas. Film badges are mailed each month to Austin, T-xas.
Exposure records are not maintained at the temporary job site. Monitored personnel record their daily dosimeter readings. No intercomparisons are made between film badge readings and dosimeter readings. The licensee maintains a daily utilization log which contained all the required information.
7.
Personnel Radiation Protection - Internal The Ir-192 Model A1A source was last tested for leakage on January 28, 1981, and the Ir-192 Model RG-13 source was tested for leakage on May 22, 1981.
Records indicate the amount of removable contamination was less than 0.005 microcuries.
8.
Shipping Incidents I
There have been no shipping incidents according to statements of a licensee representative.
9.
Notificatious and Reports Exposure reports are maintained by the State of Texas, Austin, l
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Inspection and Maintenance of Equipment I
f The radiographer performs a mai-tenance check of the equipment on a l
daily baais and records the resuits on the daily utilization form.
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11.
jnventory of Byproduct Material The licensee is using the authorized sources and exposure devices for radiography purposes.
The licensee performs a daily inventory of both sources.
Exit Interview The results of the inspection were reviewed at the conclusion of the inspection with the individuals noted in the " Person Contacted" section of the report. The licensee was informed that correspondence concerning this inspection would be forwarded to the Texas Department of Health, t
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